/Engine/Source/Runtime/Networking/Public/Interfaces/IPv4/IPv4Subnet.h
Creates and initializes a new IPv4 subnet with the specified address and mask.
FIPv4Subnet ( const [FIPv4Address](API\Runtime\Networking\Interfaces\IPv4\FIPv4Address) & InAddress, const [FIPv4SubnetMask](API\Runtime\Networking\Interfaces\IPv4\FIPv4SubnetMask) & InMask )